body{background-color: #090909;
    position: relative;}
.back{
    width: 200px;
    height: 100px;
    margin-top: 30px;
    margin-left: 0px;
    overflow: hidden;
}
.back>a{
    display: block;
    width: 200px;
    height: 100px;
    margin-left: 100px;
    transition: all 0.5s;
}
.back>a>img{
    margin-left: 0px;
}
.back:hover a{
    margin-left: 50px;
}
.title_box{
    margin: 0 auto;
    margin-top: 30px;
    width: 960px;
    height: 40px;
}
.title_mix{
    width: 800px;
    height:40px ;
    margin: 0 auto;
}
.title_fst{
    float: left;
    height: 40px;
    text-align: left;
    line-height: 40px;
    font-size: 32px;
    font-weight: bold;
    color: #03a3ff;
    font-family: 'Micosoft YaHei';
}
.title_sec{
    float: left;
    height: 40px;
    margin-left: 30px;
    text-align: left;
    line-height: 40px;
    font-size: 32px;
    font-weight: bold;
    color: #e3e3e3;
    font-family: 'Micosoft YaHei';
}
.author{
    width: 1000px;
    height: 18px;
    margin: 0 auto;
    text-align: right;
    line-height: 18px;
    font-size: 16px;
    color: #898989;
    font-family: 'Micosoft YaHei';
}
.line_mix{
    height: 3px;
    width: 1000px;
    margin: 0 auto;
    margin-top: 30px;
}
.line_01{
    float: left;
    height: 3px;
    width: 35px;
    background-color: #03a3ff;
}
.line_02{
    float: left;
    height: 3px;
    width: 960px;
    margin-left: 5px;
    background-color:#e3e3e3; 
    opacity: 0.5;
}
.artical{
    width: 1000px;
    height:800px;
    margin: 0 auto;
    margin-top: 40px;
}
.artical>p{ width: 900px;
    height: 18px;
    margin: 0 auto;
    margin-left:50px ;
    margin-top: 4px;
    text-align: left;
    line-height: 18px;
    font-size: 16px;
    color: #e3e3e3;
    font-family: 'Micosoft YaHei';
}
.artical>img{
    width: 900px;
    height: 400px;
    margin-left: 50px;
}


 .footer{
    width: 100%;
    height: 288px;
    border-top: 1px solid #535353;
    background-color: #141516;
}
.footer>ul{
    width: 900px;
    height: 36px;
    margin: 0 auto;
    margin-top: 30px;    
}
.footer>ul>li{
    width: 180px;
    height: 36px;
    float: left;
}
.footer>ul>li>a{
    display:block;
    margin: 0 auto;
    width: 180px;
    height: 36px;
    text-align:center; 
    transition: all 0.5s;
    font-size: 18px;
    font-weight: bold;
    color: white;
    font-family: 'Micosoft YaHei'；
}   
.footer>ul>li:hover a{
    color:#03a3ff ;
}
.footer>p{
    height: 20px;
    width: 580px;
    margin: 0 auto;
    margin-top: 48px;
    line-height: 14px;
    text-align: center;
    font-size: 14px;
    font-weight: bold;
    color:grey;
    font-family: 'Micosoft YaHei';
}